*{
    margin: 0;
    padding: 0;
}
.bj{
    width: 100%;
    height: 100vh;
    background-image: url("../img/1.jpg");
    background-repeat: no-repeat;
    background-position: left top;
    background-size: 100% 100%;
    margin:auto;
}
.zhucekuang{
    width:500px ;
    height: 510px;
    background-color: white;
    opacity: .8;
    position: absolute;
    left: 470px;
    top: 170px;
    border-radius: 20px;
}
.biaoti{
    font-size: 24px;
    text-align: center;
    line-height: 80px;
}
.shurukuang{
    width: 100%;
    height: 400px;
}
.username1{
    width: 300px;
    height: 40px;
    margin-left: 25px;
    padding-left: 30px;
    outline: none;
    border-top:none;
    border-left: none;
    border-right: none;
    border-bottom: 3px solid rgb(238,239,243);
}
.username1:hover{
    border-bottom: 3px solid rgb(224,226,230);
}
::-webkit-input-placeholder{
    color: rgb(192,196,204);
}
.user{
    margin-left: 70px;
    font-size: 16px;
}
.xpwd{
    margin-left: 75px;
    margin-top: 20px;
    font-size: 16px;
}
.xpwdk{
    width: 300px;
    height: 40px;
    margin-left: 25px;
    padding-left: 30px;
    outline: none;
    border-top:none;
    border-left: none;
    border-right: none;
    border-bottom: 3px solid rgb(238,239,243);
}
.queding{
    width: 100px;
    height: 40px;
    outline: none;
    border: 1px solid rgb(194,231,176);
    background-color: rgb(240,249,235);
    color: rgb(103,194,58);
    border-radius: 5px;
    position: absolute;
    left: 160px;
    top: 360px;
}
.queding:hover{
    color: white;
    background-color: rgb(103,194,58);
}
.quxiao{
    width: 100px;
    height: 40px;
  position: absolute;
    left: 280px;
    top: 360px;
    border-radius: 5px;
    outline: none;
    background-color: rgb(144,147,153);
    opacity: 1;
    color: white;
    border: 1px solid;
}
.quxiao:hover{
    opacity: .8;
}
.pwd1{
    margin-left: 60px;
    margin-top: 20px;
    font-size: 16px;
}
.pwdk{
    width: 300px;
    height: 40px;
    margin-left: 25px;
    padding-left: 30px;
    outline: none;
    border-top:none;
    border-left: none;
    border-right: none;
    border-bottom: 3px solid rgb(238,239,243);
}
.xpwdk:hover{
    border-bottom: 3px solid rgb(224,226,230);
}
.pwdk:hover{
    border-bottom: 3px solid rgb(224,226,230);
}
